AlGaN紫外探测器读出电路研究  

Study of AlGaN ultraviolet detector ROIC

作　　者：吉晶晶[1] 刘万金[1] 胡小燕[1] 

机构地区：[1]华北光电技术研究所,北京100015

出　　处：《激光与红外》2013年第9期1059-1063,共5页Laser & Infrared

摘　　要：设计了一款AlGaN 320×256规模紫外探测器专用读出电路。该款读出电路属于数模混合电路,其中模拟信号处理电路包含积分放大电路、采样保持电路、缓冲器及输出驱动电路,数字逻辑控制电路实现了多种用户可配置的功能。给出了理论分析和电路模拟仿真的结果数据及波形。采用标准0.35μm 2P3M CMOS工艺设计了电路版图,最终版图面积为11.8mm×11.1mm,并对流片后的读出电路进行了主要参数的测试和数据分析,验证了该读出电路的功能。A novel reading out circuit（ROIC） of AlGaN ultraviolet detector is proposed.The ROIC consists of analog circuit and digital circuit.The analog circuit includes integrating amplifier,sampling-hold circuit,buffers and output drivers.The digital circuit gives the ROIC extra functions.In this paper,the theoretical analysis and simulation results of the circuit are given.A chip is designed by using the 0.35μm 2P3M CMOS processes.Dimension of the chip is 11.8mm × 11.1mm.The measurement and analysis of the main parameters are implemented successfully and the ROIC＇s function is verified.

关 键 词：ALGAN 紫外探测器 读出电路 ROIC CTIA 

分 类 号：TN[电子电信]